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Nikhef CO2 cooling laboratory

CO2 2PACL Lab Cooler (1)

Demand for:•Mass flow•Enthalpy•Pressure

Demand for:•Power

Supplies:•Power

Supplies:•Massflow•Enthalpy•Pressure

Supplies:•Temperature•Pressure•Voltage

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0.0 20.0 40.0 60.0 80.0 100.0

Tem

pera

ture

(C

)

Sensor Position (cm)

Tsat0 W20 W39 W58 W77 W95 W113 W131 W140 W

Supplies data:•HTC •Pressure drop•CHF•Dry out

PC with PVSS to control the cooler and experiment

2PACL with PLC Test box with

experiment

Power supply

Supplies:•Cold

Demand for:•Temperature

Cryostat

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Nikhef CO2 cooling laboratory

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CO2 2PACL with PLCInsulated test box

Electronics rackPC’s with PVSS

Insulation storage

Julabo cryostat

Vacuum isolation test

Example:Carbon tube test

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Carbon tube with poco foam testing started today.

Carbon tube is tested at room temperature evaporation at several flows and several powers

Summary

• CO2 cooling lab available soon

– Automatic measurement protocols for efficient and repeated testing

• Will be used for ATLAS• Open to other experiments for all kinds of

tests on structures and assemblies• For more information please contact

– Auke-Pieter Colijn (z37@nikhef.nl)– Bart Verlaat (bverlaat@nikhef.nl)

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